Yamaha NS-BP300 Service Manual page 23

5. Click [Setting], and set the baud rate. (Fig. 4)
6. Click [E.P.R.], then the "Erase" screen appears. (Fig. 5)
7. Click [OK] to start writing. (Fig. 5)
Select 115200 bps for the baud rate and 40 ms for
the program intervals.
* Reduce the baud rate if a transmission error
occurs frequently.
Fig. 4
Writing being executed.
Fig. 5
R-840/NS-BP300
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